# 打印各种三角形图案

row = int(input('情输入行数：'))
for i in range(row):
    for _ in range(i + 1):
        print('*', end='')
    print()

for i in range(row):
    for j in range(row):
        if j < row - i - 1:
            print(' ',end=' ')
        else:
            print('*', end=' ')
    print()

for i in range(row):
    for _ in range(row - i -1):
        print(' ', end='')
    for _ in range(2 * i + 1):
        print('*', end='')
    print()
